#include<stdio.h>

typedef struct Student{
    int id;
    char name[20];
    int age;
}mri;
int main(){
    int size,ind;
    scanf("%d",&size);
    if(size<0){
        printf("Invalid input");
        return 0;
    }
    mri stud[size];
    for(ind=0;ind<size;ind++){
        printf("ID: %d, ",&stud[ind].id);
        printf("Name: %s, ",stud[ind].name);
        printf("Age: %d, ",&stud[ind].age);
    }
    for(ind=0;ind<size;ind++){
        printf("ID: %d, ",stud[ind].id);
        printf("Name: %s, ",stud[ind].name);
        printf("Age: %d, ",stud[ind].age);

    }
    return 0;
}